The human brain is more active during sleep than during the day.
28
Sleeping on the job is acceptable in Japan. It is viewed as exhaustion from working hard. Some people fake it to look committed to their job.
57
Honeybees never sleep.
276
The harder you concentrate on falling asleep, the less likely you are to fall asleep.
34
In China, teachers allow children to sleep in class for around 20 minutes to help improve their learning.
13
Blue light fends off drowsiness in the middle of the night, which could be useful to people who work at night.
240
You forget 90% of your dreams.
256
47% of people have a nightmare at least once a month.
186